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发明名称
METHOD FOR PREVENTING SEIZURE OF ROLL IN TAPER ROLLING TUBE END OF MANDREL MILL
摘要
申请公布号
JPH05277514(A)
申请公布日期
1993.10.26
申请号
JP19920103766
申请日期
1992.03.31
申请人
发明人
分类号
B21B17/02;B21B23/00;B21B45/02;(IPC1-7):B21B23/00
主分类号
B21B17/02
代理机构
代理人
主权项
地址
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